taglinefilesource code
dsap1207drivers/net/ibmtr.cllc->dsap,llc->ssap,llc->llc,llc->protid[0],llc->protid[1],llc->protid[2],llc->ethertype);
dsap1221drivers/net/ibmtr.cif((llc->dsap!=0xaa) || (llc->ssap!=0xaa)) {
dsap1227drivers/net/ibmtr.cllc->ssap,llc->dsap,trhdr->saddr[0],trhdr->saddr[1],trhdr->saddr[2],trhdr->saddr[3],trhdr->saddr[4],trhdr->saddr[5],
dsap58include/linux/if_tr.hunsigned char   dsap;  /* destination SAP */
dsap56net/802/tr.ctrllc->dsap=trllc->ssap=EXTENDED_SAP;